. >>> on tuesday the nation will mark the 11th anniversary of the september 11th attacks. in addition to ceremonies in new york, washington and pennsylvania, the bay area will hold several events to remember the victims. each of the 43 fire stations in san francisco will hold a ceremony starting at 6:45 a.m. san jose will offer a peace picnic at the city's center. it starts at 5:00 in the evening. for a list in all of the bay area events go to our web site at ktvu.com. >>> nasa scientists are admiring a special photograph taken by the rover, curiosity. the camera was used on his arm to take this self-portrait. the first ever to be beamed back from mars. curiosity snapped a close-up of the red planet's surface showing pockmarks and rocks. it is part of a series of tests to see if curiosity can manipulate its tools and it obviously can. >> pretty cool. >>> still to come, a recap of today's top stories, plus ... -- everything that happened there brought it back to us. >> the recent killing of a police officer, inspiring people to pay tribute to all of the fallen officers. >>